Added more math functions and sanity checks

No +/-Inf or NaN in my vectors please :)

2 files changed, 13 insertions, 0 deletions

diff --git a/Djup.Native/LibDjup.cs b/Djup.Native/LibDjup.cs
index 0ecf7a8..0b4a3db 100644
--- a/Djup.Native/LibDjup.cs
+++ b/Djup.Native/LibDjup.cs
@@ -16,6 +16,15 @@ public static partial class LibDjup
     [LibraryImport(LibraryName, EntryPoint = Prefix + nameof(get_vec2))]
     public static partial Vec2 get_vec2();
 
+    [LibraryImport(LibraryName, EntryPoint = Prefix + nameof(vec2_mul))]
+    public static partial Vec2 vec2_mul(Vec2 v, float scalar);
+
+    [LibraryImport(LibraryName, EntryPoint = Prefix + nameof(vec2_normal))]
+    public static partial Vec2 vec2_normal(Vec2 v);
+
+    [LibraryImport(LibraryName, EntryPoint = Prefix + nameof(vec2_length))]
+    public static partial float vec2_length(Vec2 v);
+
     [LibraryImport(LibraryName, EntryPoint = Prefix + nameof(log_set_output))]
     public static partial Vec2 log_set_output([MarshalAs(UnmanagedType.FunctionPtr)] LoggerDelegate logger);
 
diff --git a/Djup.Native/Types.cs b/Djup.Native/Types.cs
index 572277f..478208f 100644
--- a/Djup.Native/Types.cs
+++ b/Djup.Native/Types.cs
@@ -1,3 +1,4 @@
+using System.Diagnostics;
 using System.Runtime.InteropServices;
 
 namespace Djup.Native;
@@ -10,6 +11,9 @@ public struct Vec2
 
     public Vec2(float x, float y)
     {
+        Debug.Assert(float.IsFinite(x));
+        Debug.Assert(float.IsFinite(y));
+
         X = x;
         Y = y;
     }